![]() ![]() IPadOS 13 is the first major release of the iPadOS mobile operating system developed by Apple Inc. IPadOS 13 at the Wayback Machine (archived September 11, 2020) Proprietary software except for open-source components iPad Pro 11-inch (2020) (2nd generation).iPad Pro 11-inch (2018) (1st generation).Options connectionOptions: UIScene.ConnectionOptions To handle user activities, we must do so in our scene delegate on will connect:.From now on the NSUserActivity restorations are no longer done in the application delegate but in the scene delegate.Basically everything UI-related is on the scene. Lots of things that were previously managed in the application delegate are now managed in the scene delegate (free refactoring!).Īlso other things like the status bar state are now to be asked to the scene, not the application. In this we have a UISceneDelegate, which is a protocol that we implement ourselves in a custom UIResponder class). (like for UIApplication, we normally don’t subclass the UIApplication but we implement a UIApplicationDelegate. Since now we have multiple windows, many events that previously were delivered to the application delegate have been transferred to the scene delegate. On the main device or in an external display.Įvery time a new window is created/destroyed, your application is informed via the app delegate that a new session had been made/destroyed. The UI itself can be created/destroyed by the system, however the UISceneSession remains as long as the app itself is killed, the scene kills itself, or the user closes the scene.Īpparently, this is to say where the scene is. UISceneSessionĪ UISceneSession is the persisted interface state. A UIScene is aware of other scenes, every single scene is actually a UISceneSession. The new hierarchy looks like this: What’s NewĪ UIScene contains the UI and is created/destroyed by the system. Never force the user to use multiple window, make sure the user understands how to do whatever they need in the current window, and, alternatively, give an option to “Open in New Window”. mainly by dragging and dropping things: cells, tabs etc.Custom actions (that our app must support):.Hold the app icon and drag it on the side of the screen. ![]() Supporting multiple windows will make your iPad app much friendlier to macOS once you cross that bridge with Catalyst.
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